#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int panduan()
{
	union
	{
		int i;
		char c;
	}un;
	un.i = 1;
	return un.c;
	return 0;
}
int main()
{
	int num = panduan();
	printf("%d", num);
	return 0;
}